Solve Problems 1.4 and 1.5 using the alignment diagram (Fig. 1.7). Problem 1.4 Along a railroad cut,

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Solve Problems 1.4 and 1.5 using the alignment diagram (Fig. 1.7).True dip 89 85 70 60 50% 40 30 20 Apparent dip 89 85 80 70 60 50 40 30 20% 10 5 1 30 10- Angle between strike

Fig. 1.7 Alignment diagram (nomogram) for use in solving apparent-dip problems. Place a straight edge on the


Problem 1.4

Along a railroad cut, a bed has an apparent dip of 20° in a direction of N62°W. The bed strikes N67°E. Using orthographic projection, find the true dip.


Problem 1.5

A fault has the following attitude: 080°, 48°S. Using orthographic projection, determine the apparent dip of this fault in a vertical cross section striking 295°.

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Structural Analysis And Synthesis A Laboratory Course In Structural Geology

ISBN: 9781405116527

3rd Edition

Authors: Stephen M. Rowland, Ernest M. Duebendorfer, Ilsa M. Schiefelbein

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